CN211433289U - Driving device with self-connection function - Google Patents
Driving device with self-connection function Download PDFInfo
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- CN211433289U CN211433289U CN201922031248.5U CN201922031248U CN211433289U CN 211433289 U CN211433289 U CN 211433289U CN 201922031248 U CN201922031248 U CN 201922031248U CN 211433289 U CN211433289 U CN 211433289U
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- wheel
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- wheel mounting
- sliding shaft
- circular
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- 230000007246 mechanism Effects 0.000 claims description 17
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 238000001356 surgical procedure Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002324 minimally invasive surgery Methods 0.000 description 2
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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Abstract
The utility model relates to a driving device with self-connection function, which solves the technical problems of low connection efficiency, low reliability, complex structure and high cost of the existing surgical instrument replacement structure for minimally invasive surgical robots, and comprises a base, a sliding shaft, a pushing spring and a connecting wheel, wherein the connecting wheel is provided with a circular through hole; the end surface of the top support is provided with a cylindrical bulge, a linear bearing is arranged in the top support, and the linear bearing is sleeved on the sliding part of the sliding shaft; the pushing spring is connected between the pushing support and the sliding shaft; the pedestal connection has the fifth wheel mounting panel, and the fifth wheel mounting panel is equipped with the circular port, and in the circular port of fifth wheel mounting panel was located to the fifth wheel, the inboard of fifth wheel contacted with the cylindrical arch of top support. The utility model discloses extensively be used for medical instrument technical field.
Description
Technical Field
The utility model relates to a minimal access surgery operation machine technical field particularly, relates to a drive arrangement with from connection function.
Background
Referring to the chinese patent application with publication No. CN109091237A and named as an auxiliary system of minimally invasive surgical instruments, minimally invasive surgery represented by laparoscope is known as one of the important contributions of 20 th century medical science to human civilization, and minimally invasive surgical operation refers to a procedure in which a doctor uses a slender surgical tool to insert into the body through a tiny incision on the surface of the body to perform a surgical operation. Compared with the traditional open surgery, the utility model has the advantages of small surgical incision, less bleeding, small postoperative scar, quick recovery time and the like, which greatly reduces the pain of the patient; therefore, minimally invasive surgery is widely used in clinical surgery.
Referring to the chinese patent application with application publication No. CN109091238A entitled split minimally invasive surgical instrument auxiliary system, a minimally invasive surgical robot system includes a surgeon console, and the surgeon operates a surgeon robotic arm to precisely control one or more surgical instruments on the robotic arm of the patient console to perform various surgical actions by viewing a 3D image display. The doctor mechanical arm and the patient mechanical arm correspond to each other in moving joints, and in the operation process, the movement of the instrument mechanical arm follows the movement of the doctor mechanical arm and feeds back the movement parameters of each joint to the system.
Surgical instruments are an integral tool of surgical procedures that can perform various functions including clamping, cutting, stapling, and the like. Surgical instruments come in different configurations, including an execution tip, wrist, instrument shaft, instrument box, and the like. In the operation, in order to meet the action requirements of different operation tasks such as clamping, suturing and knotting, corresponding surgical instruments need to be replaced at any time, so that the realization of the rapid and efficient instrument replacement function is an improvement direction which is concerned by those skilled in the art. The existing surgical instrument replacement structure has the problems of low connection efficiency, low reliability, complex structure, high cost and the like.
Disclosure of Invention
The utility model discloses be exactly in order to solve the current surgical instruments that is used for minimal access surgery operation robot and change structure connection inefficiency, the reliability is low, the structure is complicated, with high costs technical problem, provide a connection efficiency height, reliability height, the structure is simple and easy, with low costs have from connection function's drive arrangement.
The utility model provides a driving device with self-connection function, which comprises a base, a driving mechanism, a sliding shaft, a linear bearing, a pushing spring, a top support, a connecting wheel mounting plate and a connecting wheel, wherein the end surface of the top support is provided with a cylindrical bulge, the connecting wheel is provided with a circular through hole, the driving mechanism is fixedly connected with the base, the driving mechanism is provided with a rotating output shaft, the sliding shaft is fixedly connected with the rotating output shaft of the driving mechanism, the sliding shaft is provided with a sliding part, the base is provided with a top support accommodating cavity, and the top support is arranged in the top support accommodating cavity; the linear bearing is fixedly connected with the jacking, and the linear bearing is sleeved on the sliding part of the sliding shaft; the pushing spring is connected between the pushing support and the sliding shaft; the fifth wheel mounting panel is connected with the base, and the fifth wheel mounting panel is equipped with the circular port, and in the circular port of fifth wheel mounting panel was located to the fifth wheel, the inboard of fifth wheel and the cylindrical protruding contact of holding in the palm on the top, the cylindrical protruding that holds in the palm on the top can insert in the circular through-hole on the fifth wheel.
Preferably, the drive mechanism is constituted by a motor and a speed reducer.
Preferably, the diameter of the circular through hole of the fifth wheel is the same as the diameter of the cylindrical protrusion.
Preferably, the fifth wheel mounting plate is connected with the base through a magnet adsorption structure.
Preferably, the connecting wheel mounting plate is connected with the base through screws.
Preferably, the number of the linear bearings is two, and the number of the sliding portions of the sliding shaft is two.
The beneficial effects of the utility model are that, the size is little, and the structure is simple and easy, low in manufacturing cost, and connection efficiency is high, easily operates, and the reliability is high, can realize the automatic connection function.
Further features of the invention will be apparent from the description of the embodiments which follows.
Drawings
FIG. 1 is a schematic structural diagram of a driving device with a self-connection function;
FIG. 2 is a schematic view of the fifth wheel mounting plate mounted to the base with the fifth wheel contacting the cylindrical protrusion of the top surface of the jacking member;
fig. 3 is a schematic structural diagram of the driving device when the connecting wheel can rotate together with the rotating output shaft of the driving mechanism after the cylindrical protrusion on the top surface of the jacking is tightly inserted and matched with the circular through hole on the connecting wheel, so that the driving device is automatically connected.
The symbols in the drawings illustrate that:
1. the device comprises a base, 1-1 parts of a jacking accommodation cavity, 2 parts of a driving mechanism, 2-1 parts of an axis, 3 parts of a sliding shaft, 3-1 parts of a sliding part, 4 parts of a linear bearing, 5 parts of a jacking spring, 6 parts of a jacking, 6-1 parts of a cylindrical bulge, 7 parts of a connecting wheel mounting plate, 8 parts of a connecting wheel and 8-1 parts of a circular through hole.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description of the preferred embodiments with reference to the accompanying drawings.
As shown in fig. 1 and 2, the driving device with the self-connection function comprises a base 1, a driving mechanism 2, a sliding shaft 3, a linear bearing 4, a pushing spring 5, a top support 6, a connecting wheel mounting plate 7 and a connecting wheel 8, wherein a cylindrical protrusion 6-1 is arranged on the end surface of the top support 6, the connecting wheel 8 is provided with a circular through hole 8-1, the driving mechanism 2 is composed of a motor and a reducer, the driving mechanism 2 and the base 1 are fixedly mounted together through screws, the sliding shaft 3 is fixedly connected with a rotating output shaft of the driving mechanism 2 through screws, the sliding shaft 3 can rotate around the axis 2-1 along with the rotating output shaft, and the sliding shaft 3 is provided with two sliding parts 3-1. The base 1 is provided with a jacking accommodation cavity 1-1, and the jacking 6 is arranged in the jacking accommodation cavity 1-1. Two linear bearing 4 and top support 6 fixed connection, two linear bearing 4 are parallel to each other. The two linear bearings 4 are respectively sleeved on the two sliding parts 3-1, and the sliding shaft 3 drives the jacking support 6 to rotate while rotating along with the rotating output shaft of the driving mechanism 2; the linear bearing 4 moves along the sliding part 3-1 and simultaneously drives the top bracket 6 to move, so that the top bracket 6 can rotate around the axis 2-1 and can also move along the axis 2-1.
The pushing spring 5 is connected between the top support 6 and the sliding shaft 3, and when the top support 6 is stressed to move backwards (towards the driving mechanism 2), the pushing spring 5 is in a compressed state and applies a pushing force in the opposite direction to the top support 6.
The connecting wheel mounting plate 7 is provided with a circular hole 7-1, the connecting wheel 8 is arranged in the circular hole 7-1, and the connecting wheel 8 can move back and forth and rotate in the circular hole 7-1, namely the connecting wheel 8 is movable. The cylindrical protrusion 6-1 of the top bracket 6 can be inserted into the circular through hole 8-1 of the fifth wheel 8, and preferably, the diameter of the circular through hole 8-1 is the same as that of the cylindrical protrusion 6-1. The fifth wheel mounting plate 7 may be mounted with the base 1 by various means such as magnet attraction, screw connection, etc.
As shown in FIG. 2, after the connecting wheel mounting plate 7 is mounted with the base 1, the inner side of the connecting wheel 8 contacts with the cylindrical protrusion 6-1 of the top support 6, the pushing spring 5 is in a compressed state and applies a pushing force to the top support 6, so that the cylindrical protrusion 6-1 and the connecting wheel 8 are kept in contact.
When the jacking 6 rotates along with the rotating output shaft of the driving mechanism 2, as shown in fig. 3, the cylindrical protrusion 6-1 is overlapped with the circular through hole 8-1 on the connecting wheel 8, and is tightly inserted and matched with the circular through hole 8-1 under the thrust action of the jacking spring 5, so that the connecting wheel 8 can rotate along with the rotating output shaft of the driving mechanism 2, and the automatic connection of the driving device is realized.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if those skilled in the art should understand it, without departing from the spirit of the present invention, they should also understand that other configurations of the components, driving devices and connecting means can be adopted without inventive design and structural modes and embodiments similar to the technical solution.
Claims (6)
1. A driving device with a self-connection function is characterized by comprising a base, a driving mechanism, a sliding shaft, a linear bearing, a pushing spring, a jacking support, a connecting wheel mounting plate and a connecting wheel, wherein a cylindrical protrusion is arranged on the end face of the jacking support; the linear bearing is fixedly connected with the jacking, and the linear bearing is sleeved on the sliding part of the sliding shaft; the pushing spring is connected between the pushing support and the sliding shaft; the fifth wheel mounting panel is connected with the base, and the fifth wheel mounting panel is equipped with the circular port, the fifth wheel is located in the circular port of fifth wheel mounting panel, the inboard of fifth wheel contacts with the cylindrical arch that the top held in the palm, the cylindrical arch that the top held in the palm can insert in the circular through-hole on the fifth wheel.
2. The driving apparatus with self-connecting function as claimed in claim 1, wherein said driving mechanism is constituted by a motor and a speed reducer.
3. The driving device with self-connecting function as claimed in claim 1, wherein the diameter of the circular through hole of the connecting wheel is the same as the diameter of the cylindrical projection.
4. The driving apparatus with self-connection function as claimed in claim 1, wherein the fifth wheel mounting plate is connected to the base by a magnet-attracting structure.
5. The driving apparatus with self-connection function as claimed in claim 1, wherein the fifth wheel mounting plate is connected to the base by a screw.
6. The driving device with the self-connecting function as claimed in claim 1, wherein the number of the linear bearings is two, and the number of the sliding portions of the sliding shaft is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922031248.5U CN211433289U (en) | 2019-11-20 | 2019-11-20 | Driving device with self-connection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922031248.5U CN211433289U (en) | 2019-11-20 | 2019-11-20 | Driving device with self-connection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211433289U true CN211433289U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922031248.5U Active CN211433289U (en) | 2019-11-20 | 2019-11-20 | Driving device with self-connection function |
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| CN (1) | CN211433289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112890955A (en) * | 2021-01-18 | 2021-06-04 | 山东大学 | Operation arm system of transluminal surgical robot, robot and method |
-
2019
- 2019-11-20 CN CN201922031248.5U patent/CN211433289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112890955A (en) * | 2021-01-18 | 2021-06-04 | 山东大学 | Operation arm system of transluminal surgical robot, robot and method |
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